Home / 5,548.80-8,323.28-1,653.24

Finding the Fourth Proportional to 5,548.80, 8,323.28 and 1,653.24

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Solution

The fourth proportional to 5,548.80, 8,323.28 and 1,653.24 is: 2,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.80 : 8,323.28 = 1,653.24 : x
  2. Step 2: Convert to fraction form
    5,548.80/8,323.28 = 1,653.24/x
  3. Step 3: Cross multiply
    5,548.80x = 8,323.28 × 1,653.24
  4. Step 4: Simplify right side
    5,548.80x = 13,760,379.43
  5. Step 5: Solve for x
    x = 13,760,379.43/5,548.80
  6. Step 6: Final answer
    x = 2,479.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.